Battery Sleeve Adapter for LED Flashlight (Batteries are not included) 6 Pack Features: Used for keeping batteries firmly centered in the flashlights without the rattling around, also better fit flashlights that are of a tube diameter that are able to fit batteries. Package Included: 6x plastic sleeves for plastic tube,Batteries Are Not Included. Quality Material: Environmental protection plastic material. Color: White clear. Please check out carefully the diameter of plastic tube you need before you choose our plastic sleeves.